00445
From Ross-Tech Wiki
00445 - Loss of Refrigerant
Possible Causes
- Refrigerant Loss signal due to Leak or Sensor Failure
- Wiring/Connectors from/to Control Module
- HVAC Control Module Coding Incorrect
Possible Solutions
- Check Refrigerant Level and Sensor(s)
- Check Measuring Value Blocks (MVB)
- Check Wiring/Connectors from/to Control Module
- Check HVAC Module Coding
Special Notes
- When found in the VW Touareg (7L) [08] - Auto HVAC System, check coding as per TSB 87-07-15 or 2015947.